Evidence row 407442

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.vapinetwork.ai/shim/o1/token"
    ]
  ],
  "name": "o1.exchange via vAPI",
  "owner_address": "0x1caa1962428382106eb3f29b9719bdf797621c90",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x1cAa1962428382106Eb3f29B9719bdF797621C90",
        "scheme": "exact"
      }
    ],
    "description": "Hosted by vAPI for o1.exchange: Get details for one tracked launch token.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "chain_id": 8453,
              "token_address": "0x1111111111111111111111111111111111111111"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "additionalProperties": false,
                  "properties": {
                    "announcements_limit": {
                      "maximum": 10,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "chain_id": {
                      "anyOf": [
                        {
                          "const": 8453,
                          "type": "number"
                        },
                        {
                          "const": 4663,
                          "type": "number"
                        },
                        {
                          "const": 143,
                          "type": "number"
                        },
                        {
                          "const": 5042,
                          "type": "number"
                        },
                        {
                          "const": 56,
                          "type": "number"
                        },
                        {
                          "const": 196,
                          "type": "number"
                        }
                      ]
                    },
                    "include": {
                      "type": "string"
                    },
                    "token_address": {
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "chain_id",
                    "token_address"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "additionalProperties": false,
              "properties": {
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "vapi"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      },
      "payment-identifier": {
        "info": {
          "required": false
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "id": {
              "maxLength": 128,
              "minLength": 16,
              "pattern": "^[a-zA-Z0-9_-]+$",
              "type": "string"
            },
            "required": {
              "type": "boolean"
            }
          },
          "required": [
            "required"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T05:22:15.148Z",
    "quality": {
      "l30DaysTotalCalls": 52,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-25T23:34:54.563Z"
    },
    "resource": "https://api.vapinetwork.ai/shim/o1/token",
    "serviceName": "o1.exchange via vAPI",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Hosted by vAPI for o1.exchange: Get details for one tracked launch token."
}

What the leaf hashes

{"body":"af4453fa0bf2bf0c591a0ee6e71c81744360b1a17d001afdbdcfecb2fe390f94","id":407442,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080248394911,"prev":69525,"subject":"x402_bazaar:https://api.vapinetwork.ai/shim/o1/token","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xa272d49f84140b531a5efe6624c46fcb5b88792724d5bc970f7f7c8852c074d5
2. 0xd16e91b46c62c729bc90026b1e8d53e2cd1e94dda98d80b98c387d566233b75b
3. 0x422f9164447bea87180b9d954de8372b8160351f1780d7c81508502c676095c4
4. 0xbd5e529172fe14c96fe7399eb41d3e5bc4109a1add15f6c87087a37e5ff60622
5. 0x8962c4359d23d3c844f432abd34212ed7b523a9630cc49186498ce51552de473
6. 0x45bc60ae3eabb9bd178a341bb9fa6a4881bdb7662ec82ee18fb117e62e5f6ed2
7. 0xeb3dd32af4c3b7b4e9a79ef63375205e246d149140d31d711b0fe51417daf493
8. 0xffb7077dea7b829c7242b1196a304606630da9ed8616f1890e53749feb11789a
9. 0xd75d04bdad2151ce8456fc2da19bcc9e826f9249c7f4f0938e6c318946cad1f6
10. 0x991fb7892352e30668773a0c026465a5cffca80b4b334755bbf12c3ce7bcbbb5
11. 0x60256611194f4b2e6a37447763b0aac23cbea6f8ca40ee0b8fbe44b2119b441f
12. 0x0c9efc71bd73a056aab018d34b600797c2287eaa0df0398c8404046e9420d684
13. 0x87816aee66e8f6e0f1e55ea83733bb58cf9612d36c45fd5b7fc5d6f4484b78fd
14. 0x0644f7e2a4b5bf9b66f185cc3fbb766d456ad94490183852f4c6db5855114cc5
15. 0xa3fff4662cd48659f5bafd0612931759a90e53a7b4209ed8f26f6594a07bb547
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4